President Barack Obama's 2013 inauguration ceremony

Vice President Joe Biden, left and President Barack Obama wait for their ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Susan Walsh)

President Barack Obama, center and Beau Biden, Attorney of Deleware, right, watch as his father Joe Biden is sworn in at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama waves after his ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama waves after his ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama, accompanied by first lady Michelle Obama, waves after being sworn in by Supreme Court Chief Justice John Roberts on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, during the 57th Presidential Inauguration. (AP Photo/Win McNamee, Pool)

President Barack Obama speaks during the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Paul Sancya)

President Barack Obama receives the oath of office from Chief Justice John Roberts as first Lady Michelle holds the bible at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Evan Vucci)

Flanked by Sen. Charles Schumer, D-N.Y., President Barack Obama and Vice President Joe Biden arrive at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

First lady Michelle Obama arrives on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, for the Presidential Barack Obama's ceremonial swearing-in ceremony during the 57th Presidential Inauguration. (AP Photo/Win McNamee, Pool)

President Barack Obama kisses his wife Michelle after the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. Right is Chief Justice John Roberts. (AP Photo/Paul Sancya)

President Barack Obama gestures as he gives his inauguration address during a ceremonial swearing-in ceremony during the 57th Presidential Inauguration, Monday, Jan. 21, 2013 on the West Front of the Capitol in Washington. (AP Photo/Win McNamee, Pool)

President Barack Obama speaks at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama speaks at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama, accompanied by first lady Michelle Obama and daughters, Sasha Obama and Malia Obama, is sworn in by Chief Justice John Roberts on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, at the ceremonial swearing-in ceremony during the 57th Presidential Inauguration. (AP Photo/Rob Carr, Pool)

President Barack Obama waves after his speech while Vice President Joe Biden applauds at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)

Secretary of State Hillary Rodham Clinton and former president Bill Clinton look on during the ceremonial swearing-in ceremony during the 57th President Inauguration, Monday, Jan. 21, 2013, on the West Front of the Capitol in Washington. (AP Photo/Win McNamee, Pool)

First lady Michelle Obama and Malia watch as President Barack Obama kisses his daughter Sasha at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013. (AP Photo/Pablo Martinez Monsivais)